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Generac G18/G26 Engine

The Generac G18/G26 is a 8.9 L 8-cylinder turbocharged/aftercooled engine rated at 1 rpm. It powers generator sets from Generac, including the SG100 and SG150. It holds 8.5 L (2.2 gal) of oil and 6.34 L (1.7 gal) of coolant.

Also known as: Generac G18/G26

8.9 L
Displacement
8
Cylinders
1 rpm
Rated speed
8.5 L
Oil capacity

Engine specifications

Oil capacity8.5 L
Coolant capacity6.34 L
Displacement8.9 L
Cylinders8
AspirationTurbocharged/Aftercooled
Rated speed1 rpm

Common questions

What is the oil capacity of the Generac G18/G26?

The Generac G18/G26 engine has an oil capacity of 8.5 liters.

What is the displacement of the Generac G18/G26?

The Generac G18/G26 has a displacement of 8.9 liters with 8 cylinders.

Which generators use the Generac G18/G26 engine?

The Generac G18/G26 powers 2 generator set(s), including Generac SG100, Generac SG150.